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STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Issuance of treasury shares under stock purchase plans, ordinary shares | 2,735,516 us-gaap_StockIssuedDuringPeriodSharesNewIssues | 3,382,608 us-gaap_StockIssuedDuringPeriodSharesNewIssues | 2,619,204 us-gaap_StockIssuedDuringPeriodSharesNewIssues
Issuance of treasury shares under stock purchase plans, ordinary shares withheld for taxes | 33,748 chkp_IssuanceOfTreasurySharesUnderStockPlansOrdinarySharesWithheldForTaxes | 42,623 chkp_IssuanceOfTreasurySharesUnderStockPlansOrdinarySharesWithheldForTaxes | 49,854 chkp_IssuanceOfTreasurySharesUnderStockPlansOrdinarySharesWithheldForTaxes
Treasury shares | 11,207,320 us-gaap_TreasuryStockSharesAcquired | 10,148,834 us-gaap_TreasuryStockSharesAcquired | 9,483,090 us-gaap_TreasuryStockSharesAcquired

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- Definition Issuance of treasury shares under stock plans, ordinary shares withheld for taxes. + References No definition available. + Details
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Period Type: | duration

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- Definition Number of new stock issued during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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